How do we know that it will be maintained properly?

The theory was simple: that good design, well considered and properly maintained, can effect social change.

Until the county shows they can properly maintain these, it would be foolish to open another course.

If they are properly maintained, containers should last at least 20 years.

Properly maintained, they say, the cables could last another century.

In 1952 the bishops decided the school could no longer be properly maintained.

If defense facilities are not properly maintained, it will cost more money in the long run.

You've kept the airplanes properly maintained and in the air.

Therefore I will work with other members to properly maintain the chapter property.

If the environment isn't maintained properly you'd have a catastrophe on your hands.